Physical description

1."Retailing Plants Dingley Nursery" Feb 82. 2. "Boron Deficiency" Apr 82. 3. "Rooted Cuttings" May82. 4. Unidentified Golf Course. Unidentified lecture. Jun 82. 7. Rose Garden Oct 82. 19. "A.R. Pretzer - lettuce seddlings" Sep 83. 18. "Orchard" Sep 83. 15-17. Sunken Garden Construction 13, 14. Greenhouse. Aug 83. 9-12 Student class using balloons Nov 83.